Imagine if this became the default with only Cloudflare as a provider. Firefox users in countries all over the World will not be able to visit a website locally or anywhere else without asking an American corporation for the IP address first.
I mean. I can't believe that there are going to be a lot of alternative providers. It's going to be an expensive service to provide. Especially when one of the requirements is that you can't mine the data to recuperate costs (and rightly so).